Camera.java revision d45cb72ac0d7d57829ffc9223decb89a5fc42ce2
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.hardware; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.lang.ref.WeakReference; 209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Liimport java.util.ArrayList; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.HashMap; 229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Liimport java.util.List; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.StringTokenizer; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.IOException; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Surface; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.SurfaceHolder; 29a696f5d667227365da732481770767dcb330dd23Mathias Agopianimport android.graphics.ImageFormat; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 35bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 36bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 37bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 38df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 39bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 407478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@link android.Manifest.permission#CAMERA} permission in your Android 41df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 42df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 43bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 447478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * For example, if you use the camera and auto-focus feature, your Manifest 45df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 46df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 47df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 48df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 49df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 50bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 51bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 52bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 53341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 54bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 55bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 56bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 57bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 58bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 59bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 60bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, call {@link #setDisplayOrientation(int)}. 61bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 62bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 63bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 64bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 65bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 66bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 67bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 68bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 70bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 71bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 72bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 73bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 74bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 75bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 78bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 79bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 86bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 105341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 108df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 109df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 110df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1117478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 112df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 117d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 118da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 119da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 120da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 121da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 122da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 123da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 124da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 125da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 126da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 127da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ALL_MSGS = 0x1FF; 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mNativeContext; // accessed by native methods 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 135e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 1373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li private OnZoomChangeListener mZoomListener; 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 14094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 143341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 144e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 145e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 146e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 147e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 148341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 149b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 150b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 151b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public native static void getCameraInfo(int cameraId, CameraInfo cameraInfo); 152b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 153b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 154b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 155b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 156b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 1577836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 1587836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 1597836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 160b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 1617836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 1627836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 1637836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 1647836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 165b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 166b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 167b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 168b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * The direction that the camera faces to. It should be 169b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 170b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 1717836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 172b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 173b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 174b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * The orientation of the camera image. The value is the angle that the 175b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 176b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * the display in its natural orientation. It should be 0, 90, 180, or 270. 177b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 178b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * For example, suppose a device has a naturally tall screen, but the camera 179b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * sensor is mounted in landscape. If the top side of the camera sensor is 180b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * aligned with the right edge of the display in natural orientation, the 181b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * value should be 90. 182b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 183b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 184b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 1857836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 186b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 187b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 188b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 189341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Creates a new Camera object to access a particular hardware camera. 190bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 191bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 192bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 193bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 194341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 195341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 196bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 197bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 198bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 199bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 200bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 201bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 202bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 203bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 204bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 205bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 206bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 207341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 208341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * {@link #getNumberOfCameras()}-1. Use {@link #CAMERA_ID_DEFAULT} 209341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * to access the default camera. 210bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 211bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if connection to the camera service fails (for 212bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is in use by another process). 213e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 214e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 215e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang return new Camera(cameraId); 216e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 217e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 218e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 219b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * The id for the default camera. 2207836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 221b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 222b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static int CAMERA_ID_DEFAULT = 0; 223b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 224b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 225341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Equivalent to Camera.open(Camera.CAMERA_ID_DEFAULT). 226341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Creates a new Camera object to access the default camera. 2277836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 230b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang return new Camera(CAMERA_ID_DEFAULT); 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 233e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang Camera(int cameraId) { 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = null; 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = null; 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = null; 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 238e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = null; 2393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = null; 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Looper looper; 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((looper = Looper.myLooper()) != null) { 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if ((looper = Looper.getMainLooper()) != null) { 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = null; 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 250e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang native_setup(new WeakReference<Camera>(this), cameraId); 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 2549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li native_release(); 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 257e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang private native final void native_setup(Object camera_this, int cameraId); 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 2599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 263bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 264bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 271bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 272bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 273bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 274bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 275bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 276bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 277bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 278bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 279bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.media.MediaRecorder#setCamera(Camera)}. 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 281bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 283bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 285bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 2869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 288bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 289bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 290bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 292bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 293bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 294bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 295bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 297ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 2989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 300bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 301bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 302bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 303bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 304bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 306bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done after {@link android.media.MediaRecorder} is 307bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * done recording if {@link android.media.MediaRecorder#setCamera(Camera)} 308bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * was used. 309bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 310bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 311bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 312bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 313bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 315bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 3169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 318bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 319bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * A surface is necessary for preview, and preview is necessary to take 320bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * pictures. The same surface can be re-set without harm. 3219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 322bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 323bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 324bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 325bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 326bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 327bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 328bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 329bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 330bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 331bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 332bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 333bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 334bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 3359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 336bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 337bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 338bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 339bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 342b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 343b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay(holder.getSurface()); 344b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 345b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay((Surface)null); 346b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void setPreviewDisplay(Surface surface); 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 352bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 353bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 354bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 355bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 356bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 357bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 358bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 363bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 364341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 366bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 367a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 368df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 369da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 3709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 3719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 372bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 3769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 378bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 379bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Preview will not actually start until a surface is supplied with 380bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. 381bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 382bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 383bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 384bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 385bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 386bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 3899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 391bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 392bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void stopPreview(); 3959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 4039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 405bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for every preview frame in addition 406bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 407bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 408bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * even while preview is live. Any other preview callbacks are overridden. 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 410bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 411bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 41694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 417a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 418a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 41994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 423bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for the next preview frame in addition 424bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying it on the screen. After one invocation, the callback is 425bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * cleared. This method can be called any time, even when preview is live. 426bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Any other preview callbacks are overridden. 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 428bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 429bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 43294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 43394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 43494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 43594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 43694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 43794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 43894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 43994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 44094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 441bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for every preview frame, using buffers 442bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * supplied with {@link #addCallbackBuffer(byte[])}, in addition to 443bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 444bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active and buffers are available. 445bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Any other preview callbacks are overridden. 44694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 447bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 448bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 449bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 450bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling this method -- or no callbacks will received. 45194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 452bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The buffer queue will be cleared if this method is called with a null 453bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 454bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is called. 45594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 456bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 457bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 458bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 45994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 46094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 46194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 46294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 46394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 46494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 46794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 4683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 4693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 470bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 471bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 472bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 473bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 474bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 475c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 476bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The size of the buffer is determined by multiplying the preview 477bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * image width, height, and bytes per pixel. The width and height can be 478bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * read from {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel 479bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * can be computed from 480bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 481bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 48294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 483bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 484bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 485bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 486bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 487bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * are automatically allocated. 48894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 489bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param callbackBuffer the buffer to add to the queue. 490bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The size should be width * height * bits_per_pixel / 8. 4915b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 49294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 49394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public native final void addCallbackBuffer(byte[] callbackBuffer); 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Camera mCamera; 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 507c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 512c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 513c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 514e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 516e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 519c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 520e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 522e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 525c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreviewCallback != null) { 527a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks PreviewCallback cb = mPreviewCallback; 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 529a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 530a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 531a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 53394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 534a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 535a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 536a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 53794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 539a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks cb.onPreviewFrame((byte[])msg.obj, mCamera); 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 543e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 544e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 545e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 546e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 547e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 548e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 549c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 550e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mAutoFocusCallback != null) { 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback.onAutoFocus(msg.arg1 == 0 ? false : true, mCamera); 552e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 553e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 554e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 555e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 5563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 5573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 558e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 561c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 563e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 565e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 589bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 590bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 5917478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 5927478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 593df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 594df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 5957478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 596df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 597df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 598bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 599bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 604bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the camera auto focus completes. If the camera does not 605bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * support auto-focus and autoFocus is called, onAutoFocus will be 606bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called immediately with success. 6079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 615bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 616bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 617bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 618bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 619bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 620bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 621bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 622bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 62336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 624bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 625da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 6267478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 6277478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 628df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 629df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 630bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 631068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 632068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 633bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 6347478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 636bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback = cb; 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_autoFocus(); 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 646bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 647bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 648bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 649244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 650bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 651bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 652244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 653244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 654244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 655244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang mAutoFocusCallback = null; 656244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang native_cancelAutoFocus(); 657244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 658244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 659244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 660244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 661bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 662bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 663bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 668bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 669bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 670bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 671bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 672bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 678bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 679bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 680bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 684bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 685bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 686bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 6879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 695bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Equivalent to takePicture(shutter, raw, null, jpeg). 6969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 697bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 701e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 702e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 703e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private native final void native_takePicture(); 704e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 705e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 7069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 7079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 7089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 7099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 7109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 7119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * may be null if the hardware does not have enough memory to make a copy). 7129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 7139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 7149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 7159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 7169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 717e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 718bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 719bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 720bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 721bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * re-start preview or take more pictures. 72240057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 723bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 724bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 72540057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 726bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 727bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 728e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 729bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 730e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 731e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 732e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 735e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_takePicture(); 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 740e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 741bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 7423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 7433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 744bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 745bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 746bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 747bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 748bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 749bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 750bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 751bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 752bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 75336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 75436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 75536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 7560ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 7570ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 758bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 75936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 76036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 76136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 76236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 763bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 7643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 7653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 7668cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 7670ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 7680ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 76936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 77036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 77136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 77236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 773d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * Set the display orientation. This affects the preview frames and the 774d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * picture displayed after snapshot. This method is useful for portrait 775d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * mode applications. 776d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 777d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * This does not affect the order of byte array passed in 778d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * {@link PreviewCallback#onPreviewFrame}. This method is not allowed to 779d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * be called during preview. 780d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 781b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If you want to make the camera image show in the same orientation as 782724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * the display, you can use the following code.<p> 783b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 784724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 785724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 786724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 787724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 788724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 789724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 790724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 791724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 792724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 793724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 794724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 795724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 796724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 797724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 798b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 7997836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * int result = (info.orientation - degrees + 360) % 360; 800724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 801724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 802b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 803d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 804e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * Valid values are 0, 90, 180, and 270. The starting 805e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * position is 0 (landscape). 806d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 807d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 808d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 809d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 810bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 811bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 812bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 813bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 814e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 8153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 816e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 817e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 818bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 81936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 82036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 8213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 82236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 82336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 824e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 825e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 8263f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 827e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 828e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 829e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 8303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 83136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 8328cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 8333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 8348cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 835e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 8363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 837e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 8383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 839e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 8409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 841bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor // Error codes match the enum in include/ui/Camera.h 842bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 843bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 844bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 845bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 846bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 848bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 849bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 850bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 851bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 852bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 853bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 8559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 857bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 858bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 859bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 8609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 877bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 888bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 8899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 891bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 898bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 899bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 900bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 901bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 902bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 9039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 9059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 9079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 9089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 912bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 9179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 9189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 9249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9254c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 9264c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 9274c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 9284c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 9294c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 9304c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 9314c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 9324c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 9334c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 9344c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 9354c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 9364c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 9374c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 9384c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 9394c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 9404c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 9414c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 9424c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 9434c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 9449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 9459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 9469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 9479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 951bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 9529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 9539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 954bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 955bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 956bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 957bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 9589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 9599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 9609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 9619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 962bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 963bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 964bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 965bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 9689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 9699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 9709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 9719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 972454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 9739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 9749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 9754c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 9769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 9779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 9789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 9799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 9809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 9819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 9829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 9839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 9849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 985055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 9869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 9879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 9889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 9899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 9909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 99136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 9926c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 9936c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 9946c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 995ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 99624b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 99724b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 99824b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 9998cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 10008cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 10018cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 10028cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 10038cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 1004e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 1005e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 10069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 10079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 10089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10098cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 10108cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 10119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 10129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 10139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 10149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 10159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 10169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 10179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 10189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 10199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 10209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 10229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 10239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 10249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 10259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 10269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 10279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 10289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 10299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 10309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 10319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 10339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 10349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 10359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 10369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 10379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 10399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 10409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 10419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 10429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 104336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 10449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1045068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 1046068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 10479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 10489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 104936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 10509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1051068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 1052068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 10539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 10549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 105536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 10569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 10579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 10589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 10599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 106036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 106136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1062068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 1063068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 106436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 1065068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 10669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 106700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 106800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 106900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 107100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 107200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 107300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 107400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 107500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 107700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 107800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 107900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 108000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 108200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 108300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 108400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 108500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 108700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 108800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 108900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 109000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 109200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 109300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 109400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 109500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 109700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 109800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 109900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 110000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 110200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 110300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 110400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 110500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 110700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 110800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 110900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 111000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 111200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 111300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 111400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 111500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 111700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 111800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 111900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 112000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 112200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 112300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 112400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 112500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 112700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 112800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 112900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 113000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 113100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 113300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 113400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 113500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 113600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 113800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 113900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 114000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 114100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 11439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1144c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1145c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 1146c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 1147c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1148c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 1149c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 115036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1151f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 1152f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 115336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 115436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 115536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 115636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 115736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 115836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 115936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 116036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 1161f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 1162f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 1163f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 1164f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 1165f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 1166f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 116736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 116836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 116936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 117036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 117136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 117236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 117336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 117436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 117536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 117636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 1177c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1178c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 1179c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 1180c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 1181c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1182c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 1183c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 1184699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 1185d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 1186d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * continuously tries to focus. This is ideal for shooting video. 1187d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Applications still can call {@link 1188d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 1189d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Camera.PictureCallback)} in this mode but the subject may not be in 1190d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus. Auto focus starts when the parameter is set. Applications 1191d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * should not call {@link #autoFocus(AutoFocusCallback)} in this mode. 1192d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * To stop continuous focus, applications should change the focus mode 1193d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * to other modes. 1194d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 1195d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 1196699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 1197e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 1198e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1199e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 1200e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1201e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1202e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 1203e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1204e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1205e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 1206e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1207e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1208e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 1209e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1210e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1211e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 1212e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1213e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1214e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 1215e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1216ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 1217454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 1218454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1219454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1220454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1221454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 1222454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1223454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1224454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 1225454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1226454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1227454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1228454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 1229454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 12309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 12319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 12329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 1233eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 12349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 12359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 12369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 12379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private HashMap<String, String> mMap; 12389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 12409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap = new HashMap<String, String>(); 12419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 12459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 12469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 12479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 12499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 12509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 12519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 12529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 12579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 12589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 12599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 12609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 12629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 12649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringBuilder flattened = new StringBuilder(); 12659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 12689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 12699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 12709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 12729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 12739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 12749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 12789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 12799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 12809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 12819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 12829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 12839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 12859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 12869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 12879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringTokenizer tokenizer = new StringTokenizer(flattened, ";"); 12889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (tokenizer.hasMoreElements()) { 12899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String kv = tokenizer.nextToken(); 12909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 12919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 12929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 12939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 12959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 12969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 12979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 13009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 13019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 13029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 13069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 13089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 13099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 13119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (key.indexOf('=') != -1 || key.indexOf(';') != -1) { 13129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ;)"); 13139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 13149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (value.indexOf('=') != -1 || value.indexOf(';') != -1) { 13169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ;)"); 13179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 13189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, value); 13219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 13259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 13279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 13289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 13309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, Integer.toString(value)); 13319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 13359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 13379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 13389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 13409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 13419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 13459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 13479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 13489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 13509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for preview pictures. 13559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 13579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 13589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 13619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 13669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 13689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 13719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 13729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 13739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 13749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 13769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 13779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 13799c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 13809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 13819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 13829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 13839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 13849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13874c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Sets the dimensions for EXIF thumbnail in Jpeg picture. If 13884c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 13894c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * thumbnail. 13909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 13929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 13939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 13949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 13959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 13969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 13979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 13989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 13999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 14009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 14019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 14039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 14049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 14069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 14079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 14089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14114c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 14124c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 14133f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 14144c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 14154c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 14164c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 14174c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 14184c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 14194c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 14204c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 14214c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 14224c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 14239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 14249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 14269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 14279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 14299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 14309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 14349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 14369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 14389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 14399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 14439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 14459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 14469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 14479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 14489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 14499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 14509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 14529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 14539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 14559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 14579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 14589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1461a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 1462a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 14639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 14655f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 14669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14675f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 14689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 14699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 14709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1473a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 1474a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 1475a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 14769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 14785f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 14799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14805f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 14819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 14829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 14839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 14849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 14869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 14879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 14893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 14905f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 14919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 14925f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 14939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 14949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 14959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 14969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1499454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Sets the maximum and maximum preview fps. This controls the rate of 15001620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 1501454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 1502454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 1503454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 1504454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 1505454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 1506454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 1507454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 1508454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 1509454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1510454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 1511454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 1512454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1513454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1514454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1515454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 1516454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 1517454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 1518454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 1519454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 1520454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 1521454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 1522454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1523454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 1524454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 1525454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 15265f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 1527454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1528454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 1529454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1530454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1531454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1532454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 1533454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 1534454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 1535454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 1536454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 1537454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 1538454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 1539454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 1540454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 1541454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 1542454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 1543454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 1544454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 1545454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 1546454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 1547454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1548454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 1549454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 1550454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 1551454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1552454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1553454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 15547478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 1555da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 1556a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 1557df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 15587478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 1559df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * @param pixel_format the desired preview picture format, defined 1560a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by one of the {@link android.graphics.ImageFormat} constants. 1561a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (E.g., <var>ImageFormat.NV21</var> (default), 1562a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 1563a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 1564a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 15659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 15679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 15689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 15699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 15709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 15719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 15749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 15773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 15789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 15797478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 15803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 15813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 15829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 15849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 15859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 15869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 15889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview formats. 15899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 15903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 15913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 15923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 15939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 15959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 1596eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 1597eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 1598eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 1599a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 1600eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 1601eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 1602eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 16039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 16079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 16099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 16109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 16129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 16139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 16149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 16189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 16209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 16219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 16239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 16249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 16259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 16269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 16289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 16299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 16313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 16329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 16339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 16349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 16359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 16369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 16409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 1642a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 1643a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 1644a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 1645a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 16469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 16489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 16499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 16509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 16519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 16529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 16559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 16599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 16613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 16629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 16649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 16659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 16669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 16689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 16699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 16713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 16723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 16739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 16749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 16759c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 16769c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 16779c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 16789c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 1679a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 16809c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 16819c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 16829c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 16839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 16869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 1687a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 1688a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 1689a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 1690a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 1691a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 1692a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 16939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 16979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 1698a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 16999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 1701a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 17029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 1704a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 17059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1706eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 1707a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 1708eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 17099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 1710a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 17119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 1713a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 17149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1715a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 17169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1719e6bea600fe5600017a4824adb14752a5b915d164Wu-cheng Li * Sets the orientation of the device in degrees. For example, suppose 1720e6bea600fe5600017a4824adb14752a5b915d164Wu-cheng Li * the natural position of the device is landscape. If the user takes a 17219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture in landscape mode in 2048x1536 resolution, the rotation 17229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * should be set to 0. If the user rotates the phone 90 degrees 17239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * clockwise, the rotation should be set to 90. Applications can use 17249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link android.view.OrientationEventListener} to set this parameter. 17259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1726e6bea600fe5600017a4824adb14752a5b915d164Wu-cheng Li * The camera driver may set orientation in the EXIF header without 1727e6bea600fe5600017a4824adb14752a5b915d164Wu-cheng Li * rotating the picture. Or the driver may rotate the picture and 1728e6bea600fe5600017a4824adb14752a5b915d164Wu-cheng Li * the EXIF thumbnail. If the Jpeg picture is rotated, the orientation 1729e6bea600fe5600017a4824adb14752a5b915d164Wu-cheng Li * in the EXIF header will be missing or 1 (row #0 is top and column #0 1730e6bea600fe5600017a4824adb14752a5b915d164Wu-cheng Li * is left side). 17319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param rotation The orientation of the device in degrees. Rotation 17339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * can only be 0, 90, 180 or 270. 17349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 17359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 17369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 17389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 17399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 17409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 17419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 17429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 17439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 17449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 17499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 17509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 17529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 17549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 17559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 17599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 17609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 17629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 17649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 17659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 17699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 17719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 17739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 17749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 17789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 17809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 17819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 17839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 17849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1787e208377fbab6b90f41e68699700942a81f4caaebRay Chen * Sets GPS processing method. It will store up to 32 characters 1788055c986ab841f8f758398841730f1e90313b132aRay Chen * in JPEG EXIF header. 1789055c986ab841f8f758398841730f1e90313b132aRay Chen * 1790055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 1791055c986ab841f8f758398841730f1e90313b132aRay Chen */ 1792055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 1793055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 1794055c986ab841f8f758398841730f1e90313b132aRay Chen } 1795055c986ab841f8f758398841730f1e90313b132aRay Chen 1796055c986ab841f8f758398841730f1e90313b132aRay Chen /** 17979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 17989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 17999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 18019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 18029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 18039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 18049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 1805055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 18069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 18109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 18123f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 18133f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 18143f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 18153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 18163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 18173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 18183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 18193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 18203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 18213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 18229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 18249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 18259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the white balance. 18299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 18313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 18329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 18349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 18359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 18399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 18413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 18423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 18439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 18459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 18469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 18479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 18519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 18539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 18543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 18553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 18563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 18573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 18583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 18593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 18603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 18613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 18623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 18639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 18659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 18669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 18709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 18723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 18739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 18759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 18769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 18809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 18829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 18833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 18849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 18869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 18879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 18889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 18939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 18953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 18963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 18973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 18983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 18993f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 19009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 19029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 19039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 19079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 19093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 19109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 19129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 19139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 19179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 19193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 19203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 19219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 19239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 19249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 19259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 19299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 19319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 19323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 19333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 19343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 19353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 19363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 19373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 19383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 19393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 19403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 19413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 19423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 19433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 19443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 19453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 19463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 19479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 19499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 19509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1953c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 1954c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 1955c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 1956c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 1957c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 19582988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 19592988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 19609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 19623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 19639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 19659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 19669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 19709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 19723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 19733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 19749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 19769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 19779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 19789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 19829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 19843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 19853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 19863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 19873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 19883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 19893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 19909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 19929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 19939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 19979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 19993f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 20009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 20029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 20039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 20079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 20093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 20103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 20119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 20139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 20149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 20159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 201736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 201836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 201936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 2020699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 2021699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 2022699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 2023699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 20243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 20253f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 20263f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 20273f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 2028f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 2029d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 203036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 203136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 203236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 203336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 203436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 203536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 203636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 203736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 20383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 20393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 204036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 204136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 204236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 204336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 204436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 204536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 204636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 204736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 20483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 20493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 20503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 205136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 205236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 205336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 205436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 205536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 205636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 205736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 20586c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 20596c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 20606c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return the focal length. This method will always return a valid 20616c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * value. 20626c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 20636c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 20646c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 20656c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 20666c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 20676c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 20686c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 20696c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 20706c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return horizontal angle of view. This method will always return a 20716c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 20726c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 20736c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 20746c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 20756c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 20766c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 20776c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 20786c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 20796c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 20806c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return vertical angle of view. This method will always return a 20816c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 20826c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 20836c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 20846c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 20856c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 20866c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 20876c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 208824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 2089ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 209024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 209124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 209224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 209324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 2094ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2095ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 209624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 2097ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2098ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2099ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 210024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 2101ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 21020402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 21030402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 210424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 210524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 210624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 210724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 2108ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2109ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 2110ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 2111ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2112ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2113ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 211424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 2115ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 211624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 211724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 211824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 211924b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 212024b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 212124b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 212224b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 212324b326a8978bf78e3e560723dde221792784325bWu-cheng Li 212424b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 212524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 212624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 212724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 212824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 212924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 2130ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 213124b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 213224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 213324b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 213424b326a8978bf78e3e560723dde221792784325bWu-cheng Li 213524b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 213624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 213724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 213824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 213924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 214024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 214124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 214224b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 214324b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 214424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 2145ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2146ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2147ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 214836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 21498cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 21508cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 215136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 215236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 21538cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 215436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 215536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 21568cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 215736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 215836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 215936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 21608cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 21618cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 21628cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 21638cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 21648cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 21658cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 216636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 216736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 216836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 216936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 21708cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 217136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 217236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 217336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 217436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 217536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 217636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 217736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 217836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 217936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 21808cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 21818cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 218236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 218336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 218436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 218536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 218636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 21878cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 21888cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 21898cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 219036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 219136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 219236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 219336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 21948cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 219536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 219636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 219736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 21988cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 21998cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 220036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 22018cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 22028cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 22038cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 22048cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 22058cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 220636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 22078cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 22088cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 220936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 221036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 221136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 221236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 221336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 221436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 221536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 221636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 221736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 22188cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 22198cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 222036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 222136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 2222e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2223e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * Gets the distances from the camera to where an object appears to be 2224e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 2225e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * depth of field is the far focus distance minus near focus distance. 2226e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 2227e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * Focus distances may change after calling {@link 2228e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 2229e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 2230e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 2231d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 2232d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * from time to time. 2233699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 2234699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * This method is intended to estimate the distance between the camera 2235699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 2236699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 2237699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 2238699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * The error can be large and it should be only used as a reference. 2239e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 2240185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * Far focus distance >= optimal focus distance >= near focus distance. 2241185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 2242e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * Float.POSITIVE_INFINITY. 2243e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 2244e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 2245e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 2246e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 2247185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 2248185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 2249185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 2250e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2251e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 2252e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 2253e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 2254e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li "output must be an float array with three elements."); 2255e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2256454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 2257e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2258e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 22599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 22609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 22619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 22629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 22639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Use StringTokenizer because it is faster than split. 22659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 22669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 22679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 22689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(tokenizer.nextToken()); 22699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 22719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 22749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 22759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 22769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 22779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 22799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 22809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 22819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String token = tokenizer.nextToken(); 22829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(Integer.parseInt(token)); 22839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 22859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 22869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2288454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 2289454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 2290454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2291454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 2292454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 2293454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li while (tokenizer.hasMoreElements()) { 2294454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String token = tokenizer.nextToken(); 2295454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Integer.parseInt(token); 2296454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2297454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2298454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2299e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 2300454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 2301454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 2302e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2303e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 2304454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 2305e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li while (tokenizer.hasMoreElements()) { 2306e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li String token = tokenizer.nextToken(); 2307454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Float.parseFloat(token); 2308e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2309e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2310e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 231124b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 231224b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 231324b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 231424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 231524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 231624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 231724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 231824b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 231924b326a8978bf78e3e560723dde221792784325bWu-cheng Li 232024b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 232124b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 232224b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 232324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 232424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 232524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 232624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 232724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 232824b326a8978bf78e3e560723dde221792784325bWu-cheng Li 23299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 23309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 23319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 23329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 23339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 23359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 23369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 23379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Size size = strToSize(tokenizer.nextToken()); 23389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 23399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 23419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 23429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 23459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 23469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 23479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 23489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 23509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 23519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 23529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 23539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 23549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 23559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 23579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 23589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 2359454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2360454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 2361454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 2362454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 2363454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 2364454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 2365454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 2366454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 2367454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 2368454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2369454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2370454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 2371454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 2372454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 2373454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 2374454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 2375454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 2376454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 2377454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 2378454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 2379454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 2380454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2381454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 2382454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 2383454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 23849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 23859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2386